42 Information technology (IT) services, namely, development, programming and implementation of software; computer hardware development; hosting services, namely, web site hosting services for websites in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; software as a service services featuring software for project management, customer relationship management, timekeeping, computer-aided design (CAD) software for general use in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; rental of software; rental of computer peripherals; Information technology (IT) consultancy, advisory and information services; Information technology (IT) security services in the nature of recovery of computer data relating to installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; Information technology (IT) security services in the nature of protection and of computer data, namely, computer security threat analysis for protecting computer data relating to installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; data conversion of electronic information relating to installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; data encoding, namely, encoding of magnetic cards, encoding of cards with security features for identification purposes relating to installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; computer analysis services, namely, computer system analysis relating to installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; computer diagnostic services; computer project management services; data mining; data migration services; monitoring of computer systems by remote access to ensure proper functioning; technological services, namely, scientific research and analysis, technological planning and consulting services in the field of technical and pipeline-related building equipment; testing and authentication in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; quality control for others; configuration and setup of building management software tools; technical consultancy in the field of technical and pipeline-related building equipment and systems; engineering services, namely, technical project planning in the field of technical and pipeline-related building equipment and systems; creation and updating of software in the field of technical and pipeline-related building equipment and systems; consulting in the field of engineering, namely, analysis of technical requirements and goals for technical and pipeline-related building equipment; technical support services, namely, troubleshooting of computer software problems, help desk services, troubleshooting of industrial process control computer software for builders and investors in relation to planning of technical and pipeline-related building equipment; engineering services, particularly technical project planning services of technical and pipeline-related building equipment; engineering of technical and pipeline-related building equipment; engineering services in the field of development and implementation of energy optimisation measures in building technology; architectural services, namely, architectural planning of buildings and infrastructure for technical and pipeline-related building equipment; scientific and technological services, namely, technological analysis for determining hygiene requirements in the field of technical and pipeline-related building equipment; consultancy relating to technical quality monitoring of technical and pipeline-related building equipment; technical consultancy in the field of technical and pipeline-related building equipment; structural engineering planning, namely, technical planning in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; structural engineering services in the nature of planning of buildings; scientific and technological services, namely, technological analysis relating to needs and optimisation in the field of technical and pipeline-related building equipment; structural engineering planning services; engineering design services, namely, design, preliminary planning and detailed planning, approval planning, assembly and implementation planning; rental and leasing of objects, namely, computer and computer software rental, leasing of computer programs for use in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; consultancy and information in the nature of computer software programming, structural engineering planning, computer diagnostic services, computer project management services, and data mining in the field of installation, maintenance, repair and renovation of installations for heating, cooling, water supply, sanitary installations and sanitation equipment; technical support, namely, troubleshooting of computer software problems, help desk services, troubleshooting of industrial process control computer software problems for use in connection with operation of drinking water installations and sanitary equipment